IE910226A1 - Absorbent structures containing thermally-bonded stiffened¹fiber layer and superabsorbent material layer - Google Patents
Absorbent structures containing thermally-bonded stiffened¹fiber layer and superabsorbent material layerInfo
- Publication number
- IE910226A1 IE910226A1 IE022691A IE22691A IE910226A1 IE 910226 A1 IE910226 A1 IE 910226A1 IE 022691 A IE022691 A IE 022691A IE 22691 A IE22691 A IE 22691A IE 910226 A1 IE910226 A1 IE 910226A1
- Authority
- IE
- Ireland
- Prior art keywords
- acquisition
- fibers
- web
- distribution layer
- absorbent
- Prior art date
Links
- 239000002250 absorbent Substances 0.000 title claims abstract description 173
- 230000002745 absorbent Effects 0.000 title claims abstract description 173
- 239000000463 material Substances 0.000 title claims abstract description 151
- 239000000835 fiber Substances 0.000 claims abstract description 225
- 238000009826 distribution Methods 0.000 claims abstract description 110
- 239000012530 fluid Substances 0.000 claims abstract description 104
- 238000003860 storage Methods 0.000 claims abstract description 99
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 64
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 63
- 239000002657 fibrous material Substances 0.000 claims abstract description 32
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims description 25
- 210000001124 body fluid Anatomy 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 13
- 238000002844 melting Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 10
- 239000012815 thermoplastic material Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 197
- 241001122767 Theaceae Species 0.000 description 32
- 238000000034 method Methods 0.000 description 32
- -1 polyethylene Polymers 0.000 description 20
- 229920003043 Cellulose fiber Polymers 0.000 description 16
- 230000032258 transport Effects 0.000 description 16
- 238000001035 drying Methods 0.000 description 13
- 239000003431 cross linking reagent Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000002209 hydrophobic effect Effects 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 210000002700 urine Anatomy 0.000 description 11
- 239000010839 body fluid Substances 0.000 description 10
- 238000004132 cross linking Methods 0.000 description 10
- 239000000178 monomer Substances 0.000 description 10
- 239000002002 slurry Substances 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- 239000004698 Polyethylene Substances 0.000 description 9
- 229920002678 cellulose Polymers 0.000 description 9
- 229920000573 polyethylene Polymers 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 9
- 239000004094 surface-active agent Substances 0.000 description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 239000001913 cellulose Substances 0.000 description 8
- 206010021639 Incontinence Diseases 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000011148 porous material Substances 0.000 description 7
- 239000003351 stiffener Substances 0.000 description 7
- 239000004743 Polypropylene Substances 0.000 description 6
- 229920002472 Starch Polymers 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000004744 fabric Substances 0.000 description 6
- 239000003349 gelling agent Substances 0.000 description 6
- 239000000123 paper Substances 0.000 description 6
- 229920000058 polyacrylate Polymers 0.000 description 6
- 229920000728 polyester Polymers 0.000 description 6
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- 239000008107 starch Substances 0.000 description 6
- 235000019698 starch Nutrition 0.000 description 6
- 238000009736 wetting Methods 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 239000002355 dual-layer Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 4
- 229920000297 Rayon Polymers 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000000151 deposition Methods 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 239000000017 hydrogel Substances 0.000 description 4
- 239000002655 kraft paper Substances 0.000 description 4
- 229920000098 polyolefin Polymers 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000002964 rayon Substances 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000011122 softwood Substances 0.000 description 4
- 229920002994 synthetic fiber Polymers 0.000 description 4
- 239000012209 synthetic fiber Substances 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
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- 239000000243 solution Substances 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- 229920001410 Microfiber Polymers 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229920002125 Sokalan® Polymers 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000003945 anionic surfactant Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000009960 carding Methods 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
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- 230000006835 compression Effects 0.000 description 2
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- 239000012153 distilled water Substances 0.000 description 2
- 238000010410 dusting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 210000004392 genitalia Anatomy 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 description 2
- TWNIBLMWSKIRAT-VFUOTHLCSA-N levoglucosan Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@H]2CO[C@@H]1O2 TWNIBLMWSKIRAT-VFUOTHLCSA-N 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000003658 microfiber Substances 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920005646 polycarboxylate Polymers 0.000 description 2
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- 238000010998 test method Methods 0.000 description 2
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- 210000001519 tissue Anatomy 0.000 description 2
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 description 1
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 1
- HNUQMTZUNUBOLQ-UHFFFAOYSA-N 2-[2-[2-[2-[2-[2-[2-[2-[2-(2-octadecoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol Chemical compound CCCCCCCCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO HNUQMTZUNUBOLQ-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
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- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 description 1
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- XOFYZVNMUHMLCC-ZPOLXVRWSA-N prednisone Chemical compound O=C1C=C[C@]2(C)[C@H]3C(=O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 XOFYZVNMUHMLCC-ZPOLXVRWSA-N 0.000 description 1
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- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
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- A61F13/53708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
- A61F13/53717—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction the layer having a promotional function on liquid propagation in the horizontal direction
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- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
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- A—HUMAN NECESSITIES
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- A61F13/00—Bandages or dressings; Absorbent pads
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- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
- A61F13/53743—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers
- A61F13/53747—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterised by the position of the layer relative to the other layers the layer is facing the topsheet
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15406—Basis weight
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- A—HUMAN NECESSITIES
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- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15422—Density
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
- A61F2013/530021—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp being made in soft wood pulp
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
- A61F2013/530343—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres
- A61F2013/53035—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres of cotton
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530583—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530583—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form
- A61F2013/530613—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in fibres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530583—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form
- A61F2013/530613—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in fibres
- A61F2013/53062—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in fibres being made into a paper or non-woven
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Laminated Bodies (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46854790A | 1990-01-23 | 1990-01-23 | |
| US62577490A | 1990-12-17 | 1990-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IE910226A1 true IE910226A1 (en) | 1991-07-31 |
Family
ID=27042442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE022691A IE910226A1 (en) | 1990-01-23 | 1991-01-23 | Absorbent structures containing thermally-bonded stiffened¹fiber layer and superabsorbent material layer |
Country Status (14)
| Country | Link |
|---|---|
| EP (1) | EP0513148B1 (ar) |
| JP (1) | JP3696881B2 (ar) |
| KR (1) | KR100193696B1 (ar) |
| AT (1) | ATE159417T1 (ar) |
| AU (1) | AU659407B2 (ar) |
| BR (1) | BR9105958A (ar) |
| CA (1) | CA2068519C (ar) |
| DE (1) | DE69128027T2 (ar) |
| DK (1) | DK0513148T3 (ar) |
| ES (1) | ES2108043T3 (ar) |
| GR (1) | GR3025249T3 (ar) |
| IE (1) | IE910226A1 (ar) |
| SA (1) | SA91110335B1 (ar) |
| WO (1) | WO1991011162A1 (ar) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5188624A (en) * | 1990-01-16 | 1993-02-23 | Weyerhaeuser Company | Absorbent article with superabsorbent particle containing insert pad and liquid dispersion pad |
| US5360420A (en) * | 1990-01-23 | 1994-11-01 | The Procter & Gamble Company | Absorbent structures containing stiffened fibers and superabsorbent material |
| US5217445A (en) * | 1990-01-23 | 1993-06-08 | The Procter & Gamble Company | Absorbent structures containing superabsorbent material and web of wetlaid stiffened fibers |
| KR100231311B1 (ko) * | 1991-01-03 | 1999-11-15 | 제이코버스 코네ㅐㄹ리스 레이서 | 신속히 포획하는 다층 흡수코아를 갖는 흡수제품 |
| SE468744B (sv) | 1991-01-29 | 1993-03-15 | Moelnlycke Ab | Absorptionskropp foer absorberande alster innefattande minst tvaa olika fluffmassor samt bloeja innefattande absorptionskroppen |
| US5219341A (en) † | 1991-12-20 | 1993-06-15 | Kimberly-Clark Corporation | Sanitary napkin with a faster transverse wicking absorbent layer to indicate the approach of maximum fluid capacity |
| SE509037C2 (sv) * | 1992-11-17 | 1998-11-30 | Sca Hygiene Prod Ab | Absorberande struktur samt metod för dess tillverkning |
| SE508961C2 (sv) * | 1992-11-17 | 1998-11-23 | Sca Hygiene Prod Ab | Absorberande struktur och absorberande alster innehållande strukturen ifråga |
| US5294478A (en) † | 1992-12-18 | 1994-03-15 | Kimberly-Clark Corporation | Multi-layer absorbent composite |
| US5348547A (en) * | 1993-04-05 | 1994-09-20 | The Procter & Gamble Company | Absorbent members having improved fluid distribution via low density and basis weight acquisition zones |
| CA2107169A1 (en) * | 1993-06-03 | 1994-12-04 | Cherie Hartman Everhart | Liquid transport material |
| AU696285B2 (en) * | 1993-10-21 | 1998-09-03 | Procter & Gamble Company, The | Catamenial absorbent structures |
| DE4338326A1 (de) * | 1993-11-10 | 1995-05-11 | Hartmann Paul Ag | Absorbierende Struktur |
| USH1698H (en) * | 1994-10-21 | 1997-11-04 | The Procter & Gamble Company | Absorbent structures having thermally bonded resilient web for improved fit and comfort |
| AU3827995A (en) * | 1994-11-10 | 1996-06-06 | Weyerhaeuser Company | Densified cellulose fiber pads and method of making the same |
| US5549589A (en) * | 1995-02-03 | 1996-08-27 | The Procter & Gamble Company | Fluid distribution member for absorbent articles exhibiting high suction and high capacity |
| DE19609462A1 (de) * | 1996-03-11 | 1997-09-18 | Kimberly Clark Gmbh | Absorbierender Artikel sowie Verfahren zur gerichteten Abführung von lokalisiert austretenden Fluiden |
| US5800416A (en) * | 1996-04-17 | 1998-09-01 | The Procter & Gamble Company | High capacity fluid absorbent members |
| US5843055A (en) * | 1996-07-24 | 1998-12-01 | The Procter & Gamble Company | Stratified, multi-functional fluid absorbent members |
| DE19732550C1 (de) | 1997-07-29 | 1999-03-04 | Hartmann Paul Ag | Absorbierender Hygieneartikel zum einmaligen Gebrauch |
| DE69920051T2 (de) | 1998-12-10 | 2005-01-20 | Kimberly-Clark Worldwide, Inc., Neenah | Absorbierende struktur mit dünnem kalendriertem luftgelegtem verbundmaterial und herstellungsverfahren |
| US6368609B1 (en) | 1999-04-12 | 2002-04-09 | Kimberly-Clark Worldwide, Inc. | Absorbent structure including a thin, calendered airlaid composite and a process for making the composite |
| DE19905280C1 (de) | 1999-02-08 | 2000-07-13 | Hartmann Paul Ag | Absorbierender Hygieneartikel zum einmaligen Gebrauch |
| EP1347790A1 (de) | 2000-12-29 | 2003-10-01 | Basf Aktiengesellschaft | Aborbierende zusammensetzungen |
| EP1319414A1 (en) * | 2001-12-11 | 2003-06-18 | The Procter & Gamble Company | Liquid absorbing thermoplastic materials and the utilization thereof in absorbent articles |
| AU2003229743A1 (en) * | 2002-05-01 | 2003-11-17 | Basf Aktiengesellschaft | Plasticized superabsorbent polymer sheets and use thereof in hygienic articles |
| KR20030087410A (ko) * | 2002-05-09 | 2003-11-14 | 코리아에어레이드 | 형태안정성과 뭉침방지기능이 강화된 종이기저귀용 코어및 그제조방법 |
| US7166094B2 (en) * | 2002-05-28 | 2007-01-23 | Tyco Healthcare Retail Services Ag | Multiple layer absorbent article |
| DE10225943A1 (de) | 2002-06-11 | 2004-01-08 | Basf Ag | Verfahren zur Herstellung von Estern von Polyalkoholen |
| JP4118640B2 (ja) | 2002-09-17 | 2008-07-16 | ユニ・チャーム株式会社 | 吸収性複合シートおよびこれを用いた吸収性物品 |
| SE0300878D0 (sv) * | 2003-03-26 | 2003-03-26 | Sca Hygiene Prod Ab | Abosrbent article compressining an absorbent structure |
| US7850672B2 (en) | 2003-03-26 | 2010-12-14 | Sca Hygiene Products Ab | Absorbent article comprising an absorbent structure |
| EP1922045B1 (en) | 2005-09-07 | 2012-11-07 | Tyco Healthcare Group LP | Self contained wound dressing with micropump |
| CN102791298B (zh) | 2010-01-27 | 2015-02-18 | 巴斯夫欧洲公司 | 抑制气味的吸水复合物 |
| EP2399557B2 (en) * | 2010-06-25 | 2017-03-29 | The Procter and Gamble Company | Disposable diaper with reduced bulk |
| US9877872B2 (en) | 2011-07-14 | 2018-01-30 | Smith & Nephew Plc | Wound dressing and method of treatment |
| EP2852418B1 (en) | 2012-05-23 | 2018-04-18 | Smith & Nephew PLC | Apparatuses for negative pressure wound therapy |
| EP2879636B1 (en) | 2012-08-01 | 2017-03-22 | Smith & Nephew PLC | Wound dressing |
| CN104661626B (zh) | 2012-08-01 | 2018-04-06 | 史密夫及内修公开有限公司 | 伤口敷料 |
| WO2015193257A1 (en) | 2014-06-18 | 2015-12-23 | Smith & Nephew Plc | Wound dressing |
| GB2555584B (en) | 2016-10-28 | 2020-05-27 | Smith & Nephew | Multi-layered wound dressing and method of manufacture |
| WO2026008158A1 (en) * | 2024-07-05 | 2026-01-08 | Essity Hygiene And Health Aktiebolag | Sustainable absorbent article with fluid flow control structure |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1472852A (fr) * | 1965-03-30 | 1967-03-10 | Kimberly Clark Co | Produit cellulosique à usage de serviette hygiénique |
| US4093765A (en) * | 1976-02-13 | 1978-06-06 | Scott Paper Company | Soft absorbent fibrous web and disposable diaper including same |
| US4610678A (en) * | 1983-06-24 | 1986-09-09 | Weisman Paul T | High-density absorbent structures |
| US4590114A (en) * | 1984-04-18 | 1986-05-20 | Personal Products Company | Stabilized absorbent structure containing thermoplastic fibers |
| US4655757A (en) * | 1984-04-23 | 1987-04-07 | Kimberly-Clark Corporation | Selective layering of superabsorbents in meltblown substrates |
| PH23956A (en) * | 1985-05-15 | 1990-01-23 | Procter & Gamble | Absorbent articles with dual layered cores |
| US4822453A (en) * | 1986-06-27 | 1989-04-18 | The Procter & Gamble Cellulose Company | Absorbent structure containing individualized, crosslinked fibers |
| GB8722004D0 (en) * | 1987-09-18 | 1987-10-28 | Hercules Inc | Absorbent material & thermally bonded cores |
| US4798603A (en) * | 1987-10-16 | 1989-01-17 | Kimberly-Clark Corporation | Absorbent article having a hydrophobic transport layer |
| US4935022A (en) * | 1988-02-11 | 1990-06-19 | The Procter & Gamble Company | Thin absorbent articles containing gelling agent |
| US4988345A (en) * | 1988-05-24 | 1991-01-29 | The Procter & Gamble Company | Absorbent articles with rapid acquiring absorbent cores |
| US5217445A (en) * | 1990-01-23 | 1993-06-08 | The Procter & Gamble Company | Absorbent structures containing superabsorbent material and web of wetlaid stiffened fibers |
| US5360420A (en) * | 1990-01-23 | 1994-11-01 | The Procter & Gamble Company | Absorbent structures containing stiffened fibers and superabsorbent material |
-
1991
- 1991-01-14 KR KR1019920701736A patent/KR100193696B1/ko not_active Expired - Fee Related
- 1991-01-14 AT AT91903779T patent/ATE159417T1/de not_active IP Right Cessation
- 1991-01-14 WO PCT/US1991/000168 patent/WO1991011162A1/en not_active Ceased
- 1991-01-14 DK DK91903779.6T patent/DK0513148T3/da active
- 1991-01-14 DE DE69128027T patent/DE69128027T2/de not_active Expired - Lifetime
- 1991-01-14 ES ES91903779T patent/ES2108043T3/es not_active Expired - Lifetime
- 1991-01-14 BR BR919105958A patent/BR9105958A/pt not_active IP Right Cessation
- 1991-01-14 JP JP50356591A patent/JP3696881B2/ja not_active Expired - Lifetime
- 1991-01-14 AU AU72234/91A patent/AU659407B2/en not_active Ceased
- 1991-01-14 CA CA002068519A patent/CA2068519C/en not_active Expired - Fee Related
- 1991-01-14 EP EP91903779A patent/EP0513148B1/en not_active Expired - Lifetime
- 1991-01-23 IE IE022691A patent/IE910226A1/en not_active IP Right Cessation
- 1991-04-30 SA SA91110335A patent/SA91110335B1/ar unknown
-
1997
- 1997-11-05 GR GR970402885T patent/GR3025249T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0513148A4 (en) | 1994-03-24 |
| JP3696881B2 (ja) | 2005-09-21 |
| AU659407B2 (en) | 1995-05-18 |
| ATE159417T1 (de) | 1997-11-15 |
| ES2108043T3 (es) | 1997-12-16 |
| DK0513148T3 (da) | 1997-12-15 |
| JPH05503449A (ja) | 1993-06-10 |
| BR9105958A (pt) | 1992-10-20 |
| DE69128027D1 (de) | 1997-11-27 |
| SA91110335B1 (ar) | 2003-01-25 |
| WO1991011162A1 (en) | 1991-08-08 |
| KR100193696B1 (ko) | 1999-06-15 |
| EP0513148B1 (en) | 1997-10-22 |
| GR3025249T3 (en) | 1998-02-27 |
| EP0513148A1 (en) | 1992-11-19 |
| CA2068519A1 (en) | 1991-07-24 |
| AU7223491A (en) | 1991-08-21 |
| CA2068519C (en) | 1997-12-02 |
| DE69128027T2 (de) | 1998-02-19 |
| KR920702985A (ko) | 1992-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed |